body  {
    background: #000000;
    margin-left: 0;
	margin-top: 0;
	padding: 0; /* Für IE  */
}
#gross {
	width: 900px;
	height: 640px;
	margin-left: auto;
	margin-right: auto;
	top: 0px;
	text-align: center;
	padding-top: 10px;
	color: #aaaaaa;
}

#klein {
	width: 640px;
	height: 480px;
	margin-left: auto;
	margin-right: auto;
	top: 0px;
	text-align: center;
	padding-top: 50px;
	color: #aaaaaa;
}
